Home / 251,181.41-346,628.95-136,459.14

Finding the Fourth Proportional to 251,181.41, 346,628.95 and 136,459.14

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Solution

The fourth proportional to 251,181.41, 346,628.95 and 136,459.14 is: 188,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,181.41 : 346,628.95 = 136,459.14 : x
  2. Step 2: Convert to fraction form
    251,181.41/346,628.95 = 136,459.14/x
  3. Step 3: Cross multiply
    251,181.41x = 346,628.95 × 136,459.14
  4. Step 4: Simplify right side
    251,181.41x = 47,300,686,682.96
  5. Step 5: Solve for x
    x = 47,300,686,682.96/251,181.41
  6. Step 6: Final answer
    x = 188,312.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.